Solitron Devices · Electronic Components
SDT1028
TRANSISTOR — NSN 5961-00-839-4685
Part NumberSDT1028
ManufacturerSolitron Devices
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-00-839-4685 (NSN)
Federal Item NameTRANSISTOR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
Current Rating1.00 AMPERES MAXIMUM BASE CURRENT, DC AND 2.50 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminals2 UNINSULATED WIRE LEAD AND 1 CASE
Mounting MethodUNTHREADED HOLE(S)
Overall Length0.375 INCHES NOMINAL
Overall Diameter0.875 INCHES MAXIMUM
Electrode Internally ElectricallyCOLLECTOR
Semiconductor MaterialSILICON
Mounting Facility Quantity2
Power Rating Per Characteristic100.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is SDT1028 available?
We can source SDT1028 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is SDT1028 by Solitron Devices obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SDT1028 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like SDT1028?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for SDT1028?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.